Dictionary entry

Tentaculum

Webster's Dictionary 1913

‖Ten‐tac″u‐lum (?), n.; pl.Tentacula (#). [NL. See Tentacle.] 1. (Zoöl.) A tentacle.

2. (Anat.) One of the stiff hairs situated about the mouth, or on the face, of many animals, and supposed to be tactile organs; a tactile hair.